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Memory Beta, non-canon Star Trek Wiki
Memory Beta, non-canon Star Trek Wiki
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For other uses, see Sirius.

In the mirror universe, the Sirius class was a 25th century Terran starship type, a tier 6 dreadnought class in service of the Terran Empire's Starfleet in the 2410s decade. (STO - Shadow's Advance mission: "Counterpoint")

Service history and specifics[]

Namesake[]

Sirius, also known as Alpha Canis Majoris was a binary star system consisting of the companion stars named Sirius A and Shahr, located about 8.6 light-years from Earth, where it was visible in the constellation of Canis Major. (TOS reference: Spaceflight Chronology)

Development and service[]

Venture-71954

The Venture in 2411.

The Sirius was the dreadnought configuration of the Cygnus-class battlecruiser. Like the Galaxy and its Galaxy X-class refit before, the Cygnus was upgraded with a third warp nacelle above the secondary hull and a phaser spinal lance running along the ventral primary hull.

A ship of this class, the Venture, operated from Terok Nor during assaults of the Terran Empire on the Federation space station Deep Space 9 in the primary universe from the year 2411. (STO - Shadow's Advance mission: "Counterpoint")

Known ships[]

Appendices[]

Connections[]

Ships named Sirius
Federation, Starfleet
(primary universe)
USS Sirius (NCC-1744, Constitution-class)USS Sirius Major (NCC-2524, Constellation-class)USS Sirius (Rigel-class)USS Sirius (repair ship)USS Sirius (NCC-92202, Sirius-class)see also: Sirius-class Federation icon image. Starfleet icon image.
Terran Imperial Starfleet
(mirror universe)
USS Sirius (NCC-92202, Sirius-class)see also: Sirius-class Terran Empire icon image. Imperial Starfleet icon image.
25th century Andromeda-class derived starships
Federation, Starfleet
(primary universe)
Andromeda-class cruiser USS AndromedaUSS Birmingham Federation icon image. Starfleet icon image.
Cygnus-class battlecruiser USS CygnusUSS Pegasus
Lafayette-class recon destroyer USS Lafayette
Monitor-class miracle worker carrier USS Monitor
Sirius-class command dreadnought cruiser USS Sirius
Sutherland-class advanced research vessel USS AlmagestUSS ChandrasekharUSS HypatiaUSS Ibn al-HaythamUSS HuygensUSS Sutherland
Yamato-class dreadnought cruiser USS MadridUSS Yamato
Terran Empire, Starfleet
(mirror universe)
Andromeda-class exploration cruiser ISS Andromeda Terran Empire icon image. Imperial Starfleet icon image.
Cygnus-class battlecruiser ISS CygnusISS Pegasus
Monitor-class carrier ISS Monitor
Sirius-class dreadnought ISS SiriusISS Venture
Sutherland-class science vessel ISS Sutherland
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